package cn.tedu.boot21.controller;

import cn.tedu.boot21.entity.Emp;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PipedWriter;
import java.io.PrintWriter;

@Controller
public class HelloController {
    /*@RequestMapping("/hello")
    public void hello(HttpServletResponse response) throws IOException {
        response.setContentType("text/html;charset=utf8");
        PrintWriter pw = response.getWriter();
        pw.println("测试成功<h1>大帅</h1>");
        pw.close();
    }*/
    @RequestMapping("/hello")
    @ResponseBody // SpringMVC 框架提供的注解,作用: 可以通过返回值的方式给客户端响应数据!
    public String hello(){
        return "测试成功1";
    }
    @RequestMapping("/param1")
    @ResponseBody
    public String param(HttpServletRequest request){
        String info = request.getParameter("info");
        return "接收到了参数: "+info;
    }
    @RequestMapping("param2")
    @ResponseBody
    public String param2(String name,int age){
        return "接收到参数: "+name+"-"+age;

    }
    @RequestMapping("/param3")
    @ResponseBody
    public String param3(Emp emp){
        return emp.toString();
    }
}
